Trolley tube



FIG. 1 is a perspective view of a trolley tube showing the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The trolley tube is shown broken away to indicate indefinite length. 

CLAIM The ornamental design of a trolley tube, as shown and described. 